KR101829978B1 - B 세포 백신 및 이의 용도 - Google Patents
B 세포 백신 및 이의 용도 Download PDFInfo
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- KR101829978B1 KR101829978B1 KR1020160038286A KR20160038286A KR101829978B1 KR 101829978 B1 KR101829978 B1 KR 101829978B1 KR 1020160038286 A KR1020160038286 A KR 1020160038286A KR 20160038286 A KR20160038286 A KR 20160038286A KR 101829978 B1 KR101829978 B1 KR 101829978B1
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Abstract
Description
도 2는 본 발명의 재조합 B 세포의 인 비트로 및 인 비보 항원제시능력 평가 결과를 나타낸 것으로, 도 2A는 재조합 B 세포에 의한 OT-1 세포의 증식 결과, 도 2B는 면역화 전 1일에 공통유전자혈통(CD45.1) 마우스에 OT-1(CD45.2) 세포를 주입한 결과, 도 2C는 5일 동안 OT-1(CD45.2) 세포에서 공동 배양된 재조합 B 세포의 사이토카인 프로파일의 평가 결과이다. P 값은 1-way ANOVA test(*P < 0.05; **P < 0.01; ***P < 0.001)로 계산되었다.
도 3은 본 발명의 재조합 B 세포의 보조자극분자의 발현 평가 및 CD8 T 세포 반응 평가 결과를 나타낸 것으로, 도 3A는 인 비트로 확장된 B 세포에 마우스 유래의 CD40L, CD70, OX40L, 4-1BBL 단독 또는 CD40L과 조합하여 재조합 렌티바이러스를 형질도입한 결과를 보여주며, 도 3B는 보조자극분자를 발현하는 Trp2180-펄스된 B 세포를 0일 및 7일에 마우스에 i.v. 면역화하고, 마지막 면역화 후 8일에 펩타이드-펄스된 EL4 (EL4/Trp2180) 및 펄스되지 않은 EL4(EL4)에 대해 IFN-γ ELISPOT 분석을 통해 비장에서 항원특이 CD8 T 세포의 비율을 평가한 결과를 보여주며, 도 3C는 상기 도 3B에서의 실험으로부터 계산한 IFN-γ 및 CD107a/b 이중-양성 CD8 T 세포의 총 수를 보여준다. P 값은 1-way ANOVA test(*P<0.05; **P<0.01; ***P<0.001)로 계산되었다.
도 4는 본 발명의 재조합 B 세포의 생존능 평가 결과로, 도 4A, B 및 C는 배양 후 1일, 3일에 Annexin-V 및 7-AAD로 염색하여 평가된 유전자 변형된 B 세포의 세포사멸 결과를 보여주고, 도 4D는 3일 후 유전자 변형된 B 세포의 mRNA로부터 세포사멸-관련 분자 BCL2, Bcl-xL 및 Bax의 RT-PCR 분석 결과를 보여준다. P 값은 1-way ANOVA test(*P < 0.05; **P < 0.01; ***P < 0.001)로 계산되었다.
도 5는 본 발명의 재조합 B 세포의 항종양 치료 효과를 나타낸 것으로, 도 5A는 단독 또는 CD40L 보조자극분자와 조합하여 형질도입된 B 세포-기반 백신의 항종양 효과를 보여주며, 도 5B는 재조합 B 세포로 백신 처리하고, PD-L1이 고갈된 마우스에서 종양 생장을 보여주며, 도 5C는 B6 마우스에 3×105 B16F10SK 세포를 피하접종하고, 재조합 B 세포를 백신 처리하고, PD-1 고갈을 위해, 면역화 후 0일, 1일 및 2일에 항-PD-1 항체를 복강내 주사하여 종양 생장을 평가한 결과를 보여준다. P 값은 2-way ANOVA test(*P < 0.05; **P < 0.01; ***P < 0.001)로 계산되었다.
Claims (11)
- CD40L를 코딩하는 핵산; 및 OX40L을 코딩하는 핵산을 함유하는 발현벡터로 형질전환되고, 외래 항원에 의해 감작된 B 세포.
- 제1항에 있어서,
핵산은 DNA 또는 RNA인, B 세포.
- 제1항에 있어서,
CD40L를 코딩하는 핵산은 SEQ ID NO: 1에 기재된 것인, B 세포.
- 제1항에 있어서,
OX40L를 코딩하는 핵산은 SEQ ID NO: 2에 기재된 것인, B 세포.
- 삭제
- 삭제
- 제1항에 있어서,
항원은 종양 항원, 병원체 항원 또는 자가-항체인, B 세포.
- 제1항의 B 세포를 포함하는 종양, 병원체 감염 또는 자가면역질환 치료용 면역치료제.
- 제1항의 B 세포를 포함하는 종양, 병원체 감염 또는 자가면역질환 예방용 백신.
- 제1항의 B 세포를 포함하는 종양, 병원체 감염 또는 자가면역질환 치료용 약학 조성물.
- 제10항에 있어서,
약학 조성물은 항-PD-L 항체를 추가로 포함하는, 종양, 병원체 감염 또는 자가면역질환 치료용 약학 조성물.
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| Application Number | Priority Date | Filing Date | Title |
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| KR1020160038286A KR101829978B1 (ko) | 2016-03-30 | 2016-03-30 | B 세포 백신 및 이의 용도 |
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| KR1020160038286A KR101829978B1 (ko) | 2016-03-30 | 2016-03-30 | B 세포 백신 및 이의 용도 |
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| Publication Number | Publication Date |
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| KR20170113961A KR20170113961A (ko) | 2017-10-13 |
| KR101829978B1 true KR101829978B1 (ko) | 2018-02-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| KR1020160038286A Expired - Fee Related KR101829978B1 (ko) | 2016-03-30 | 2016-03-30 | B 세포 백신 및 이의 용도 |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2021108650A1 (en) * | 2019-11-27 | 2021-06-03 | Board Of Regents, The University Of Texas System | Large-scale combined car transduction and crispr gene editing of b cells |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009034172A1 (en) * | 2007-09-14 | 2009-03-19 | Vrije Universiteit Brussel | Enhancing the t-cells stimulatory capacity of human antigen presenting cells and their use in vaccination |
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Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009034172A1 (en) * | 2007-09-14 | 2009-03-19 | Vrije Universiteit Brussel | Enhancing the t-cells stimulatory capacity of human antigen presenting cells and their use in vaccination |
Non-Patent Citations (6)
| Title |
|---|
| Homo sapiens CD40 surface protein mRNA. GenBank: L07414.1(2005.10.07.)* |
| Homo sapiens tumor necrosis factor (ligand) superfamily, member4, mRNA. GenBank: BC041663.1(2008.08.04.)* |
| Human receptor 4-1BB ligand mRNA. GenBank: U03398.1(1994.11.27.)* |
| JLB. 2011, 89, 989-999.* |
| Retrovirology. 2015,12:14.* |
| surface antigen CD70=type II transmembrane protein. GenBank: S69339.1(1994.09.23.)* |
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